# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you smay not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import sys
from typing import TYPE_CHECKING

from ...utils.lazy_import import _LazyModule

import_structure = {
    "ckpt_converter": ["get_rank_to_read_files", "flatten_state_dict", "CheckpointConverter"],
    "doc": ["add_start_docstrings"],
    "helper": [],
    "reshard": [],
    "async_save": [],
    "zero_cost_checkpoint": [],
    "sharding_io": [],
}

if TYPE_CHECKING:
    from .doc import (
        add_end_docstrings,
        add_start_docstrings,
        add_start_docstrings_to_model_forward,
    )
    from .helper import *
else:
    sys.modules[__name__] = _LazyModule(
        __name__,
        globals()["__file__"],
        import_structure,
        module_spec=__spec__,
    )
